Dec 17, 2025 14:54:00

YouTube begins testing 'Playables Builder,' a web app that lets you easily create games using Gemini 3

YouTube Gaming , YouTube's live gaming streaming platform, has announced that it will begin closed beta testing of Playables Builder , a web app that allows users to create games using the AI assistant Gemini 3 .

Playables Builder
https://www.youtube.com/playablesbuilder/

Playables Builder is a web app that allows users to create games using the AI assistant Gemini 3 by simply entering prompts such as short text, videos, and images. Its unique feature is that users can create original games without any coding.

YouTube is launching a closed Beta test for Playables Builder, a prototype web app built using Gemini 3 where users create games with short text, video or image prompts. we've partnered with YouTube Creators like @sambucha , @AyChristene , @goharsguide and @Mogswamp to start making… pic.twitter.com/1Gx0v4oZFA

— YouTube Gaming (@YouTubeGaming) December 16, 2025

YouTube has partnered with creators Sambucha , AyChristeneGames , Gohar Khan , and Mogswamp to create games using Playables Builder.

Sambucha created a game where you climb up and up using blocks.

AyChristeneGames created a block game

Juniper Dev created a side-scrolling action game in which light blue, round, slime-like objects fly around.

Mogswamp created a game where you collect diamonds while digging underground.

Games created with Playables Builder can be found in Playables .

Users in the US, Canada, UK and Australia can actually play games created with Playables Builder from these creators' YouTube channels.

However, at the time of writing, even if you access Playables from Japan, the following message will appear and you will not be able to play the game.